20044440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4283}}^1$

素因数の和:4313

約数の個数: 96

約数和(自身を含む): 70171920

約数和(自身を除く): 50127480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4283, 4680, 8566, 12849, 17132, 21415, 25698, 34264, 38547, 42830, 51396, 55679, 64245, 77094, 85660, 102792, 111358, 128490, 154188, 167037, 171320, 192735, 222716, 256980, 278395, 308376, 334074, 385470, 445432, 501111, 513960, 556790, 668148, 770940, 835185, 1002222, 1113580, 1336296, 1541880, 1670370, 2004444, 2227160, 2505555, 3340740, 4008888, 5011110, 6681480, 10022220, 20044440]

約数ペア:

[(1, 20044440), (2, 10022220), (3, 6681480), (4, 5011110), (5, 4008888), (6, 3340740), (8, 2505555), (9, 2227160), (10, 2004444), (12, 1670370), (13, 1541880), (15, 1336296), (18, 1113580), (20, 1002222), (24, 835185), (26, 770940), (30, 668148), (36, 556790), (39, 513960), (40, 501111), (45, 445432), (52, 385470), (60, 334074), (65, 308376), (72, 278395), (78, 256980), (90, 222716), (104, 192735), (117, 171320), (120, 167037), (130, 154188), (156, 128490), (180, 111358), (195, 102792), (234, 85660), (260, 77094), (312, 64245), (360, 55679), (390, 51396), (468, 42830), (520, 38547), (585, 34264), (780, 25698), (936, 21415), (1170, 17132), (1560, 12849), (2340, 8566), (4283, 4680)]